Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
dong thanh » truong thanh
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
tong cong » trong cong, cong cong, dang cong
dung cong » dung trong
thanh cac » hanh cac, thanh bac, thanh ca

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - canh tranh cua ((tong cong) or (dung cong)) dong thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - canh tranh cua ((tong cong) OR (dung cong)) dong thanh cac.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - canh tranh cua ((tong cong) or (dung cong)) dong thanh cac*.